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  • bitdays.co.kr/2021/10/18/%ed%95%ad%ea%b3%b5%ed%99%94%eb%ac%bc-%eb%b3%b4%ec%95%88-%eb%b0%8f-%ec%8a%a4%ed%81%ac%eb%a6%ac%eb%8b%9d-%ec%8b%9c%ec%8a%a4%ed%85%9c-%ec%8b%9c%ec%9e%a5-%eb%b3%91%ed%95%a9-%eb%8f%99%ed%96%a5-%ec%82%b0/ (port 80)